ài
唉，有什么办法呢？
āi, yǒu shénme bànfǎ ne?
Alas, what can be done?
唉，病了几天，把工作都耽误了
āi, bìng le jǐ tiān, bǎ gōngzuò dōu dānwù le
Alas, being sick for a few days has delayed all my work
唉，好好儿的一套书弄丢了两本。另见3页āi。
Āi, hǎohāor de yī tào shū nòng diū le liǎng běn. Lìng jiàn 3 yè āi.
Alas, two books from a perfectly good set have been lost. See also page 3 āi.